Speaker



FIG. 1 is a front, bottom, right side perspective view of a speaker,showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a front view thereof, shown with the grill in detachedcondition for ease of illustration.

The portions of the article in broken lines form no part of the claimeddesign.

CLAIM The ornamental design for a speaker, as shown and described.